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Date:   Mon, 9 Nov 2020 07:24:07 +0100
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Wang Qing <wangqing@vivo.com>
Cc:     Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Nicholas Piggin <npiggin@gmail.com>,
        Christophe Leroy <christophe.leroy@csgroup.eu>,
        Alistair Popple <alistair@popple.id.au>,
        Jordan Niethe <jniethe5@gmail.com>,
        "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
        Peter Zijlstra <peterz@infradead.org>,
        linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
        tglx@linutronix.de
Subject: Re: [PATCH] sched/rt, powerpc: Prepare for PREEMPT_RT
Message-ID: <20201109062407.GA48938@kroah.com>
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On Mon, Nov 09, 2020 at 11:40:08AM +0800, Wang Qing wrote:
> Add PREEMPT_RT output to die().

That says what you did, but not why you are doing this.

Why are you doing this?  That needs to go into the changelog text.

greg k-h